Microsoft’s very own John Vintzel recently posted another fantastic article discussing Configuration Manager 2012 offline servicing for Operating System Images and how it can be used to apply updates to operating system images while they are in the Configuration Manager library:

In Configuration Manager 2012 there is a new feature for applying updates to operating system images while they are in the Configuration Manager library. This means any operating system image you see in the Operating Systems > Operating Systems Images node from the Software Library wunderbar can be updated with Component Based Servicing (CBS) updates. By updating an image in the Software Library instead of performing a new build and capture of the operating system image you will gain a few distinct advantages. You will be able to reduce the risk of vulnerabilities during operating system deployments and reduce the overall operating system deployment to the end user. You will also reduce the administrative effort to maintain your operating system images….